diff --git a/flaschengeist/plugins/auth_ldap/__init__.py b/flaschengeist/plugins/auth_ldap/__init__.py
index 2f76498..8a99284 100644
--- a/flaschengeist/plugins/auth_ldap/__init__.py
+++ b/flaschengeist/plugins/auth_ldap/__init__.py
@@ -61,7 +61,7 @@ class AuthLDAP(AuthPlugin):
     def login(self, login_name, password):
         if not login_name:
             return False
-        return self.ldap.authenticate(login_name, password, "uid", self.base_dn)
+        return login_name if self.ldap.authenticate(login_name, password, "uid", self.base_dn) else False
 
     def user_exists(self, userid) -> bool:
         attr = self.__find(userid, None)
@@ -306,3 +306,5 @@ class AuthLDAP(AuthPlugin):
 
         except (LDAPPasswordIsMandatoryError, LDAPBindError):
             raise BadRequest
+        except IndexError as e:
+            logger.error("Roles in LDAP", exc_info=True)